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Use this lesson to show your students how food travels from the mouth to the stomach. Additionally, show them how the digestive system delivers important nutrients to other parts of the body and also excretes wastes from the body.

All About the Digestive System

This science experiment tests if dog saliva can really help heal wounds.

Can Dog Drool Kill Germs?

Provide students with an opportunity to closely examine the difference between a topic and main idea in a nonfiction text. Use as a stand-alone activity or a support for the Finding the Main Idea and Details in a Nonfiction Text lesson. 

Main Idea or Topic? You Decide!

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

Bee Watcher: What's Buzzing?

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

Crystal Wonderland

Tree rings can tell the age of the tree but also information about the world. This science experiment uses tree stumps to discover new facts.

Counting Tree Rings

Can a horse lead itself to the carrot?  Train your horse with carrots and boxes and test horse memory in this fun zoology science fair project.

Horse Memory

Future engineers, unite! Discover how to keep a sandcastleâs bridge from falling
into the moat.

Sand Bridge

Take a closer look at your furry friend (or the furry friend of a neighbor -- with permission) to discover if communication exists between cats and humans.

Speaking Cat

In this science project, learn about water transport in plants and make a beautiful dyed floral arrangement with cohesion, adhesion, and xylem tubes!

Water Transport in Plants

In this free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!

Star Clock

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

Form and Function

This hands-on lesson will get your students to investigate some mystery liquids, and they will have to use their observational skills to figure out what they are.

Liquid Detectives

Instead of the traditional egg hunt, try this creative variation that will result in a beautiful Easter garden.

Easter Garden

Make a wish upon a tree with this craft that also helps your child learn more about Chinese culture.

Wishing Tree

Help your child get to know the least-appreciated of the five senses, the sense of smell, with a smelling station.

Sense of Smell Activity

This first grade science activity brings the green grass of early spring inside while teaching your child about the cycles of growth.

Grow Your Own Grass

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

Easy Rhyming Words

Roasting pumpkin seeds makes for a great Halloween activity, and a healthy snack!

Roasted Pumpkin Seeds

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

Do Some Liquids Expand More than Others When Frozen?

Ever wonder why refrigerator lights turn off when you close the door? Does the darkness prevent food from spoiling? This experiment, determines just that.

Does a Dark Fridge Prevent Food from Spoiling?

This science fair project teaches students the differences between fruits and vegetables.

Is it a Fruit or a Veggie?

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

Heating Sugar

Root, stem, flower, leaf! In this hands-on science lesson, your students will create their own plants to help them identify and remember the parts of a plant.

Parts of a Plant

What does a raindrop look like when it splashes on the ground? Is each raindrop unique like snowflakes? Find out how raindrop size varies in this experiment.

Measuring Raindrops

Let your fabulous crafter use their favorite flowers, fruits and herbs to whip up a delicious perfume that they can proudly present to a friend or a loved one.

Homemade Perfume

Along with being an interesting science activity, dehydrated strawberries are also tasty â and healthy!

Dehydrating Strawberries

This activity is a great way to teach kids that, to find examples of science in action, they donât need to look any further than their own backyard.

Wildlife Habitat Certification

What causes sound? Here's a simple science experiment that adds a visual element to the science of sound to help kids better understand this tricky concept.

The Science of Sound

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

Rats!

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